Apple today released the Apple TV Software Update 5.1 for the second and third generation Apple TV. According to the company, this update contains the following new features and fixes:

- Accept invitations for Shared Photo Streams, browse photos and comments, and receive notifications of new content.
- Send audio content from Apple TV to AirPlay-enabled speakers and devices (including AirPort Express and other Apple TVs). Also includes the ability to require an onscreen code to use AirPlay with your Apple TV.
- Save multiple iTunes accounts and switch quickly between them.
- Search movie trailers. In the United States, see show times for local theaters.
- New Cascade, Shrinking Tiles, and Sliding Panels screen savers.
- Reorder icons on the second page by holding down the select button on the remote.
- SDH support for the deaf and hard-of-hearing as well as improvements to viewing and selecting subtitles.
- Support for setting up advanced network options using configuration profiles.
- Includes general performance and stability improvements.